View your browser and device information
A user agent is a string of text that your browser sends to websites, identifying your browser type, version, operating system, and device. Websites use this information to deliver optimized content for your specific setup.
Test how websites detect and respond to different browsers.
Diagnose browser compatibility issues with websites.
See what information your browser reveals to websites.
Verify how your device is identified by web services.
Your browser's user agent string is detected automatically.
We extract browser, OS, device type, and engine information.
See screen resolution, language, cookies, and touch support.
Copy the full user agent string for testing or debugging.